ImageSwizzler::CacheScanline

ImageSwizzler::CacheScanline
virtual void CacheScanline(ImageSwizzlerContext& ctx, unsigned y);
Description

CacheScanline is a pass-through function to ImageData::GetScanline on platforms without swizzled textures. On platforms with swizzled textures, it caches any necessary data to speed up direct pixel accesses in GetPixelInScaneline or SetPixelInScanline.

Parameters
Parameters 
Description 
ImageSwizzlerContext& ctx 
_nt_ 
unsigned y 
The Y coordinate of the scanline to cache.